Cheapest return flights from Boston to Shannon in March from 482€

Best time to book flights for Boston (BOS) to Shannon (SNN) flights at AirHint

AirHint found the following cheapest return flights from Boston (BOS) to Shannon (SNN) in March 2025 (see full year).

Return flights

23 Mar - 31 Mar American Airlines
26 Mar - 30 Mar Fly Play
20 Mar - 30 Mar Icelandair
11 Mar - 18 Mar Fly Play
23 Mar - 31 Mar Aer Lingus direct
19 Mar - 25 Mar Icelandair
21 Mar - 27 Mar Fly Play
20 Mar - 24 Mar Icelandair
21 Mar - 27 Mar Aer Lingus direct
22 Mar - 28 Mar Aer Lingus direct
16 Mar - 06 Apr Aer Lingus
16 Mar - 06 Apr Aer Lingus direct

Also check the deals for one-way flights from Boston to Shannon in March.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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